Additions & New Builds
Find a Trusted Home Addition & New Build Contractor
Home additions, extensions, and ground-up construction with trusted crews — matched to your project in 48 hours. Free, with zero obligation.
What We Cover
From a single room to a full ground-up build, we match you with a crew that does that work every day.
Room additions
Bedrooms, family rooms, home offices.
Second-story additions
Full or partial upper-level builds.
In-law suites & ADUs
Accessory dwelling units for extended family or rental income.
Sunrooms & bump-outs
Smaller-scale expansions.
New home builds
Full ground-up construction.
Garage conversions & additions
Convert or add usable square footage.
How Much Does a Home Addition Cost?
Addition costs vary widely by size, structure, and finishes. Here's a general guide to help you budget.
Small bump-out or sunroom
Smaller-scale expansion
Standard single-story room addition
New room with foundation and roofing
Second-story addition
Full or partial upper-level build
Figures are general national estimates for planning purposes only and will vary by home, materials, and region. Your Renoowl advisor and matched contractor will provide project-specific pricing.
How It Works
How Renoowl matches you with a additions & new builds contractor
Tell us about your project
Share your goals, budget, and timeline in a quick form and a free call with a Renoowl advisor.
We match you to the best fit
We hand-pick a vetted, performance-ranked specialist for your exact project and location.
Meet your contractor
We schedule the intro call. Compare, ask questions, and move forward only when you're confident. No obligation.
Rate your contractor
When the project wraps up, rate your contractor. Your feedback keeps our network sharp — and keeps us in touch.
Why Renoowl
Why homeowners trust Renoowl for additions & new builds
Licensed & insured
We verify licensing, insurance, and legal standing before anyone joins our network.
Background & reference checks
Every contractor passes identity, business, and reference screening.
Ranked by real results
Pros are scored and ranked on the quality and outcomes of their past jobs.
Continuously reviewed
Ratings update with every completed project, so only top performers stay top-ranked.
Addition & New Build FAQs
How much does a home addition cost?
Nationally, additions range from roughly $4,000 for a small bump-out to $250,000+ for a full second-story addition, with most single-story room additions landing between $80,000 and $130,000. Your matched contractor will provide a project-specific quote.
How long does a home addition take?
A small addition can take 6–10 weeks; a second-story addition or full new build can take several months to a year, depending on permitting and complexity.
Do I need permits and architectural plans?
Almost always, yes — additions typically require permits and often architectural or engineering plans. Your matched contractor can help coordinate this or work with your architect.
Will an addition disrupt my daily life?
Yes, to some degree — expect noise, dust, and limited access to parts of your home during construction. Your contractor will walk you through the project timeline and what to expect.
Other projects we cover
Ready to Start Your Addition or New Build?
Matching is completely free, there's no obligation to hire, and every contractor in our network is licensed, insured, and background-checked. Talk to a Renoowl advisor and get matched within 48 hours.
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